Try:
SELECT field1, field2 FROM table ORDER BY field1 + field2
or:
SELECT field1, field2, field1 + field2 as field3 FROM table ORDER BY field3
TheStone.
B.
SELECT field1, field2 FROM table ORDER BY field1 + field2
or:
SELECT field1, field2, field1 + field2 as field3 FROM table ORDER BY field3
TheStone.
B.